condition mean min max 3 h after light 1.2091833333333333 0.0 3.62755 6 h after light 0.0 0.0 0.0 9 h after light 2.61827 2.04173 3.5641 12 h after light 2.707533333333333 0.0 5.95721 3 h after dark 4.04492 2.49904 6.57594 6 h after dark 0.7804433333333334 0.0 2.34133 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0